The golden age: Campbell, J. W. Twilight. Van Vogt, A. E. The enchanted village. Del Rey, L. Helen O'Loy. Asimov, I. Nightfall.--The postwar awakening: Clarke, A. C. The star. Sturgeon, T. Affair with a green monkey. Knight, D. Stranger station. Godwin, T. The cold equations. Kornbluth, C. M. The marching morons. Bester, A. 5,271,009.--The full flowering: Ballard, J. G. The voices of time. Moorcock, M. The pleasure garden of Felipe Sagittarius. Spinrad, N. No direction home. Disch, T. Descending. Zelazny, R. For a breath I tarry. Farmer, P. J. Don't wash the carats. Dick, P. K. Faith of our fathers. Delany, S. R. Aye, and Gomorrah. Ellison, H. At the mouse circus. Silverberg, R. In entropy's jaw. Le Guin, U. K. Nine lives.--Bibliography (p. [539]-540)